Axel L. Pengaruh Kualitas Pelayanan dan Kualitas Produk Terhadap Loyalitas Pelanggan di Shell Bintaro U-TOWN. JPMS [Internet]. 2023 Sep. 30 [cited 2026 Jan. 26];1(2):38-43. Available from: https://jurnal.jalaberkat.com/index.php/jpms/article/view/12